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Himalayan Indigo

Indigofera heterantha

Also called Edgeworth, Yern

Himalayan Indigo
Photo: Sten Porse, CC BY-SA 3.0

Himalayan indigo is a deciduous shrub, 2 to 3 m tall and wide, grown for its grey-green pinnate foliage and purple pea-like flower racemes in summer. It thrives in full sun and well-drained soil, and tolerates drought.

Family
Fabaceae (Pea & bean family)
Grows as
Tree, Shrub
Light
Full sun
Water
Water young plants until established, then water only during prolonged dry spells.
Soil
Well-drained soil, tolerates poor and stony ground.
Temperature
Hardy to about -15 °C; in colder areas it dies back to ground level and regrows in spring.
How easy
Easy
Native range
Afghanistan to Tibet and N. Myanmar
Climate
subtropical

About

Indigofera heterantha (syn. Indigofera gerardiana), commonly known as Himalayan indigo, is a species of flowering plant in the legume family Fabaceae. It is native to the northwestern Himalayas of Tibet, in Asia.

It belongs to the same genus as plants used to produce indigo dye.

How to grow it

Indigofera heterantha is cultivated as an ornamental plant for a position in bright sunlight. It is drought tolerant and very hardy, down to −15 °C (5 °F) However, in colder areas it can be herbaceous, meaning that at the end of the season it dies back down to ground level before regrowing the following year.

This plant has gained the Royal Horticultural Society's Award of Garden Merit.

Other Indigofera plants

Pink Flowered Indigo · Natal indigo · Australian indigo · Indigofera cassioides · Indigofera cordifolia · Trailing indigo · Indigofera himalayensis · Roughhairy indigo · Indigofera howellii · Kirilow's indigo · Narrowleaf Indigo · Indigofera pendula

Text excerpted from the Wikipedia article Indigofera heterantha by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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